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Why does the problem of external validity arise in laboratory experiments?. Philosophy
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Philosophy
Why does the problem of external validity arise in laboratory experiments?
2019-08-06 08:40:59
Philosophy
Because it is hard to separate genuine phenomena from artifacts.
Because in laboratory experiments the researchers test sets of assumptions rather than single hypotheses.
Because the experimental population is often very different from the target population.
Because it is hard to infer significant phenomena from idiosyncratic data.
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